Role of rotamerisation and excited state intramolecular proton transfer in the photophysics of 2-(2′-hydroxyphenyl) benzoxazole, 2-(2′-hydroxyphenyl) benzimidazole and 2-(2 … P Purkayastha, N Chattopadhyay Physical Chemistry Chemical Physics 2 (2), 203-210, 2000 | 108 | 2000 |
Photoprocesses of excited molecules in confined liquid environments: An overview A Mallick, P Purkayastha, N Chattopadhyay Journal of Photochemistry and Photobiology C: Photochemistry Reviews 8 (3 …, 2007 | 87 | 2007 |
Photophysics of 3-acetyl-4-oxo-6, 7-dihydro-12H indolo-[2, 3-a] quinolizine: emission from two states A Mallick, S Maiti, B Haldar, P Purkayastha, N Chattopadhyay Chemical physics letters 371 (5-6), 688-693, 2003 | 85 | 2003 |
Nanosecond folding dynamics of a three-stranded β-sheet Y Xu, P Purkayastha, F Gai Journal of the American Chemical Society 128 (49), 15836-15842, 2006 | 82 | 2006 |
Protein-templated gold nanoclusters: size dependent inversion of fluorescence emission in the presence of molecular oxygen T Das, P Ghosh, MS Shanavas, A Maity, S Mondal, P Purkayastha Nanoscale 4 (19), 6018-6024, 2012 | 75 | 2012 |
Excited state isomerization and effect of viscosity-and temperature-dependent torsional relaxation on TICT fluorescence of trans-2-[4-(dimethylamino) styryl] benzothiazole SK Saha, P Purkayastha, AB Das, S Dhara Journal of Photochemistry and Photobiology A: Chemistry 199 (2-3), 179-187, 2008 | 65 | 2008 |
Photophysical characterization and effect of pH on the twisted intramolecular charge transfer fluorescence of trans-2-[4-(dimethylamino) styryl] benzothiazole SK Saha, P Purkayastha, AB Das Journal of photochemistry and photobiology A: Chemistry 195 (2-3), 368-377, 2008 | 64 | 2008 |
α1-Antitrypsin Polymerization: A Fluorescence Correlation Spectroscopic Study P Purkayastha, JW Klemke, S Lavender, R Oyola, BS Cooperman, F Gai Biochemistry 44 (7), 2642-2649, 2005 | 51 | 2005 |
Characterization of guest molecule concentration dependent nanotubes of β-cyclodextrin and their secondary assembly: Study with trans-2-[4 (dimethylamino) styryl] benzothiazole … M Sowmiya, P Purkayastha, AK Tiwari, SS Jaffer, SK Saha Journal of Photochemistry and Photobiology A: Chemistry 205 (2-3), 186-196, 2009 | 48 | 2009 |
Surfactant chain-length-dependent modulation of the prototropic transformation of a biological photosensitizer: Norharmane in anionic micelles A Chakrabarty, A Mallick, B Haldar, P Purkayastha, P Das, ... Langmuir 23 (9), 4842-4848, 2007 | 48 | 2007 |
Theoretical modelling for the ground state rotamerisation and excited state intramolecular proton transfer of 2-(2’-hydroxyphenyl) oxazole, 2-(2’-hydroxyphenyl) imidazole, 2-(2 … P Purkayastha, N Chattopadhyay International Journal of Molecular Sciences 4 (6), 335-361, 2003 | 46 | 2003 |
Metal ion induced enhancement of emission of an organic fluorophore P Purkayastba, N Chattopadhyay, GK Patra, D Datta NISCAIR-CSIR, India, 2000 | 43 | 2000 |
Intramolecular charge transfer probe induced formation of α-cyclodextrin nanotubular suprastructures: a concentration dependent process SS Jaffer, SK Saha, G Eranna, AK Sharma, P Purkayastha The Journal of Physical Chemistry C 112 (30), 11199-11204, 2008 | 41 | 2008 |
A novel double-stranded dinuclear copper (I) helicate having a photoluminescent CuI2N8 chromophore PK Pal, S Chowdhury, P Purkayastha, DA Tocher, D Datta Inorganic Chemistry Communications 3 (11), 585-589, 2000 | 40 | 2000 |
Defining the different phases of premicellar aggregation using the photophysical changes of a surface-probing compound SS Jaffer, M Sowmiya, SK Saha, P Purkayastha Journal of Colloid and Interface Science 325 (1), 236-242, 2008 | 32 | 2008 |
Cyclometalated mono and dinuclear rhodium (III) and iridium (III) complexes with imidazolyl phenanthrolines: Synthesis and, photophysical and electrochemical characterization SK Seth, S Mandal, P Purkayastha, P Gupta Polyhedron 95, 14-23, 2015 | 30 | 2015 |
Fragmentation of molecule-induced γ-cyclodextrin nanotubular suprastructures due to drug dosage SS Jaffer, SK Saha, P Purkayastha Journal of colloid and interface science 337 (1), 294-299, 2009 | 29 | 2009 |
Kinetics of the photoconversion of diphenylamine in β-cyclodextrin environments D Sur, P Purkayastha, N Chattopadhyay Journal of Photochemistry and Photobiology A: Chemistry 134 (1-2), 17-21, 2000 | 29 | 2000 |
pH triggered reversible photoinduced electron transfer to and from carbon nanoparticles S Mondal, M Chatti, A Mallick, P Purkayastha Chemical Communications 50 (52), 6890-6893, 2014 | 28 | 2014 |
α-Cyclodextrin functionalized carbon dots: pronounced photoinduced electron transfer by aggregated nanostructures S Mondal, P Purkayastha The Journal of Physical Chemistry C 120 (26), 14365-14371, 2016 | 27 | 2016 |